CN1599841A - 风力发电装置的塔架 - Google Patents
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Abstract
有各种风力发电装置的塔架,主要是格构塔架、钢管塔架或者混凝土塔架。在混凝土塔架的情况下,有各种制造塔架、尤其是用预先制好的加强混凝土部件建立塔架的可能方式,其中各个预先制好的加强混凝土部件构成相应的塔段,所述的塔段相互摞放并且相互支撑连接在一起。本发明的目的是加快由相互摞放设置的塔段组成的、在塔段之间设有粘接材料的塔架的构建。一种风力发电装置的塔架,其中所述的塔架含有相互摞放塔段,并且在相互摞放的塔段之间涂放粘接材料,其特征在于,在放在下面的塔段的上部区域内和/或在放在上面的塔段的下部区域中的所述塔段的向着对置的塔段的侧面设置一加热件。
Description
有各种风力发电装置的塔架,主要是格构塔架、钢管塔架或者混凝土塔架。在混凝土塔架的情况下,有各种制造塔架、尤其是用预先制好的加强混凝土部件建立塔架的可能方式,其中各个预先制好的加强混凝土部件构成相应的塔段,所述的塔段相互摞放并且相互支撑连接在一起。一种用预先制好的加强混凝土部件制造塔架的方法例如公知于DE10033845.3(在本申请的提交日还没有公开)。
在这样的由混凝土塔段制造的塔架中,各个塔段(每个塔段实际上有各不相同的形状)不是简单地相互摞放,而是还通过相应的粘接材料相互地连接。这种粘接材料可以是聚合物(例如环氧树脂),并且粘接材料的层厚一般地至少有2mm。
在制造这样的塔段型塔架时,在放置一个塔段以后,在所述塔段的顶侧涂放粘接材料,然后在设置好下个塔段以后硬化所述粘接材料。接着再在刚才放置的塔段上铺设粘接材料,如此反复进行。
但是,在一些条件下,在寒冷的季节建塔架时,就会随着粘接材料出现一种问题。具体来说,为了硬化,粘接材料一般要求最低温度,如果室外温度很低,例如约0℃,这样或不能够硬化粘接材料或者硬化持续时间很长,这延迟了塔架的建立。
本发明的目的是加快由相互摞放设置的塔段组成的、在塔段之间设有粘接材料的塔架的构建。
本发明所述的目的由权利要求1的特征实现。有利的扩展在从属权利要求中说明。
根据本发明,在以相互摞放的关系布置的塔段的至少一侧设有加热模块,并且所述加热模块优选地含有简单的加热丝、PCT电阻丝、或者还可以是钢丝(电焊丝)。
如果高电流,例如,70至150A范围的高电流,流经这样的丝,则加热所述的丝,并且尽管外部温度较冷,涂敷在所述塔段顶侧的粘接材料可以按所要求的方式快速地硬化。
为了达到良好的加热效果,如果加热模块构成在混凝土塔段的上部区域内的整个表面上,以实现对粘接材料尽可能大的热传输,是有利的。
良好的加热效果还可以这样实现,例如:在塔架塔段的混凝土的上部区域内安排一个扭曲型的加热丝,并且然后就只接触得到这种加热丝的两个连接端。然后可以把这些连接端连接到例如一常规的电焊变压器上,所述的常规的电焊变压器能够经所述热丝传送高的电流,从而在所述的塔段的上部区域达到所要求的加热效果,并且随之作用于粘接材料。
下面本结合附图说明本发明,在附图中:
图1示出本发明塔架塔段的视图,
图2示出关于本发明塔架塔段的不同测量点和空气的测量曲线,
图3示出当以相互叠放的关系放置时,在所述的塔段中放置加热丝方式,及
图4示出由塔架塔段组成的风力发电装置的塔架。
图1示出圆形的塔架塔段4(顶视),去掉了塔架塔段的表面的一部分。在此图中可以看出,在塔架塔段的上部区域2中嵌入加热模块1,其中所述的加热模块由加热丝5构成,所述的加热丝5以扭转型放在混凝土塔架塔段4内。还可以看到加热丝5两个连接端6a、6b,所述的两个连接端6a、6b上可以连接例如一电焊变压器,所述的电焊变压器可以产生高的电流,所述的高电流可传送过加热丝5,由此加热加热丝5并且然后还用于加热处于所述塔段的最上部区域的混凝土,从而可以硬化在该塔段上的粘接材料。
图3示出相互摞放的塔段。在此示出两个相摞安排的塔段4、6,所述的塔段4、6中下塔段4间断于加强混凝土装置的区域中(这在此没有特别的重要意义)。在此也可以看见放在塔架塔段的上部区域中的加热丝5。塔段4和6这样地相互摞放安排:使得在塔段4、6中的张力调整装置的壳管7基本上对正的相互对置。张力调整装置8强制锁定地嵌入在下塔段4中,并且外部延伸的凸缘的上边缘等高地终止于塔段4的表面。管形的部分12接合进一体设置在塔段4中的壳管7中。
密封件20装配在装置8的设置用于容纳密封件20的部分中,并且以其顶侧牢固地贴靠在上塔段6上。
在建立含有塔段4、6的塔架时,首先优选地在最后装配的塔段4,也就是下塔段的向上的表面上,大致均匀地绕周边布设三个垫片32。
所述的垫片32优选地用木料制造并且高度约5mm(取决于所述塔段表面粗糙度),所述的高度相应于安装后在塔段之间要达到的间距30。木材的弹性系数在这样一个范围内,所述的范围一方面使之可能让木料能够在一定的时间经受住在塔架中出现的力,另一方面使塔段4、6的相互对置的表面的不规则性和不均匀性被压入进木料中,从而避免在塔段4、6上的剥落现象。
在此方面,对应塔段4、6的不可避免的加工误差,可以通过适当地选择垫片32的高度(间距可以也是约仅2mm)实现保持塔段4、6的水平。
在放置上塔段6和下塔段44以前,在塔段4的上表面上涂放粘接材料34,覆盖该区域。在此方面,壳管7、8在塔段4、6中的位置和壳管7在上塔段6中的位置和带有密封件20的装置8在下塔段4中的位置是相互对置的,在涂放粘接材料34时留有间隙,其中粘接材料34可以涂放得突出至凸起23。
涂放以覆盖表面区域的粘接材料34优选地是环氧树脂(或者其它的聚合物),并且至少以约2至6mm的层厚涂放,所述的层厚基本上对应于在塔段4和6之间的所预期的间距30。
在全天温度常常在冰点以下的寒冷季节,建造这样的塔架时(还因为风力发电装置还在完全无防护措施的位置安装),环氧树脂的硬化即使能够进行也非常地慢,因为进一步布置其它的塔段也以已经布置了的下塔段之间的环氧树脂硬化为前提,这总体上大大减慢了塔架的安装。在根据本发明的塔架的情况下,建造人员可以例如通过借助于连接终端6a、6b将加热丝与电焊变压器连接,启动已经设在所述的塔段中的加热模块或加热装置。电焊电流在60至150A的范围(或低于或高于此范围)。塔段4现在在其定侧加热,并且也加热粘接材料,并且粘接材料可以按要求在短时间内硬化。
由于提供普通钢丝、加热丝或者焊接丝形式的加热模块是非常方便和便宜的,所以加热模块可以在硬化塔架后保留在所述塔段的混凝土中。而且塔架塔段包括多个钢架以增加其强度。
为了避免加热丝与塔段中其它的导电部分接触,可以理解,如果加热丝5设有导热但是电气绝缘的层也是有利的。但是,这样的绝缘应当在60至100℃温度有形状和热方面的耐受性。
图2示出根据本发明的一个实施形式的温度特性。图中可见,外部温度首先一度下降到-12至-15℃范围。
在温度曲线的上部有曲线K1、K2和K3,其中K1是加热器(加热模块、加热丝)的温度,K2是混凝土角落中的温度,而K3是混凝土中心(塔段的表面)处的温度。如从图中可见,只要约80至90A的电流流经加热丝5,温度就几乎是线性上升,并且随着加热丝的温度,混凝土的温度也以短时延迟而上升。从而粘接材料,在本例的具体情况下是环氧树脂,可以快速地硬化,并且快速地放置其它塔段的操作可以快速进行。
可以理解,加热丝不仅在下塔段的最上部区域中,而是另外也在上塔段6的下部区域中构成,从而可以在粘接材料上引入更多的热,这进一步加速其硬化。
据本发明的变例,对于加热塔段,具有这样的优点,非常方便效,采用每米数分尼价格的钢丝作加热丝时成本也很低。
还有布设加热丝的操作不复杂并且可以在制造所述的塔段时快速地完工。
因而,如果加热丝留在所述塔段本身中,即使在热季建立所述的塔架时根本不使用所述的加热丝,也并无不利之处。
但是,由于加入了加热丝还可能在寒季建塔架,从而与气候季节无关地建立风力发电装置的塔架。
可以理解,加热丝的布设不仅可以用扭曲型的,也可以以其它的形式进行,也可以将加热丝本身设为圆形的。
图4示出一个塔架的视图,所述的塔架由摞放的本发明的塔段构成,所述的塔段还借助于支撑装置(图未示)相互支撑连接。
Claims (6)
1.一种风力发电装置的塔架,其中所述的塔架包括相互摞放塔段,并且在相互摞放的塔段之间涂放粘接材料,
其特征在于,在放在下面的塔段(4)的上部区域中和/或在放在上面的塔段(6)的下部区域中的所述塔段的向着对置的塔段的侧面上设置一加热件。
2.如权利要求1所述的塔架,其特征在于,所述加热件包括设置在塔段顶侧或者在塔段(4)中低于顶侧处的加热丝(5)或者PCT电阻丝。
3.如权利要求2所述的塔架,其特征在于,所述加热丝(5)或PCT电阻丝是通电流加热用的丝。
4.如上述权利要求任一项所述的塔架,其特征在于,所述加热丝(5)以扭曲型安置在塔段的顶侧或者在塔段(4)内的较低区域中。
5.如上述权利要求任一项所述的塔架,其特征在于,为了加热加热丝(5),设有电流连接端(6a、6b),所述的电流连接端(6a、6b)上可以连接例如电焊变压器或者其它的电流产生装置。
6.一种具有如上述权利要求任一项所述的塔架的风力发电装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10160306.1 | 2001-12-07 | ||
DE10160306A DE10160306B4 (de) | 2001-12-07 | 2001-12-07 | Turm einer Windenergieanlage |
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Publication Number | Publication Date |
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CN1599841A true CN1599841A (zh) | 2005-03-23 |
CN1311162C CN1311162C (zh) | 2007-04-18 |
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Application Number | Title | Priority Date | Filing Date |
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CNB028243056A Expired - Fee Related CN1311162C (zh) | 2001-12-07 | 2002-12-06 | 风力发电装置的塔架 |
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Country | Link |
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US (1) | US7549264B2 (zh) |
EP (1) | EP1466095B1 (zh) |
JP (1) | JP4615220B2 (zh) |
KR (1) | KR100607976B1 (zh) |
CN (1) | CN1311162C (zh) |
AR (1) | AR037752A1 (zh) |
AT (1) | ATE382791T1 (zh) |
AU (1) | AU2002361984B2 (zh) |
BR (1) | BR0214732B1 (zh) |
CA (1) | CA2469060C (zh) |
DE (2) | DE10160306B4 (zh) |
DK (1) | DK1466095T3 (zh) |
ES (1) | ES2295445T3 (zh) |
IS (1) | IS2523B (zh) |
NO (1) | NO327640B1 (zh) |
NZ (1) | NZ533401A (zh) |
PL (1) | PL206696B1 (zh) |
PT (1) | PT1466095E (zh) |
WO (1) | WO2003048570A1 (zh) |
Cited By (2)
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TWI414668B (zh) * | 2007-05-07 | 2013-11-11 | Ericsson Telefon Ab L M | 用於在縱向方向上經分割之長型結構之基礎片段、中間片段與終端片段及其組裝製造方法 |
CN113056603A (zh) * | 2018-09-28 | 2021-06-29 | 通用电气公司 | 用于制造带有嵌入的增强感测元件的风力涡轮塔架结构的方法 |
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DE10145414B4 (de) * | 2001-09-14 | 2013-09-12 | Aloys Wobben | Verfahren zur Errichtung einer Windenergieanlage, Windenergieanlage |
WO2004067959A1 (de) * | 2003-02-01 | 2004-08-12 | Aloys Wobben | Verfahren zur errichtung einer windenergieanlage sowie windenergieanlage |
US7748307B2 (en) * | 2006-08-04 | 2010-07-06 | Gerald Hallissy | Shielding for structural support elements |
US7926407B1 (en) * | 2007-11-16 | 2011-04-19 | Gerald Hallissy | Armor shielding |
DE202008010515U1 (de) | 2008-08-07 | 2008-12-11 | Fiber-Tech Products Gmbh | Turm einer Windkraftanlage |
US20120012727A1 (en) * | 2009-03-19 | 2012-01-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Tubular Telecom Tower Structure |
EP2253781B1 (en) | 2009-05-21 | 2013-03-20 | Alstom Wind Sl | Composite connection for a wind turbine tower structure |
DK2330263T3 (en) | 2009-12-01 | 2016-06-06 | Siemens Ag | concrete Tower |
CN101943133A (zh) * | 2010-09-16 | 2011-01-12 | 南京信息工程大学 | 长寿命风力发电机 |
CN102135077B (zh) * | 2011-04-22 | 2013-03-27 | 辽宁大金重工股份有限公司 | 一种张拉式多段混凝土风电塔架 |
US8245458B2 (en) | 2011-05-17 | 2012-08-21 | General Electric Company | Wind turbine with tower support system and associated method of construction |
ES2526248B1 (es) * | 2013-07-05 | 2015-11-03 | Acciona Windpower, S.A. | Dovela para torre eólica y método de fabricación de una torre eólica empleando dicha dovela |
CN108547456A (zh) * | 2018-06-15 | 2018-09-18 | 中国二十二冶集团有限公司 | 风电预制预应力混凝土塔筒灌浆器 |
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-
2001
- 2001-12-07 DE DE10160306A patent/DE10160306B4/de not_active Expired - Fee Related
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2002
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- 2002-12-06 JP JP2003549729A patent/JP4615220B2/ja not_active Expired - Fee Related
- 2002-12-06 AT AT02796580T patent/ATE382791T1/de active
- 2002-12-06 KR KR1020047008363A patent/KR100607976B1/ko active IP Right Grant
- 2002-12-06 US US10/497,840 patent/US7549264B2/en not_active Expired - Fee Related
- 2002-12-06 DK DK02796580T patent/DK1466095T3/da active
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- 2002-12-06 CN CNB028243056A patent/CN1311162C/zh not_active Expired - Fee Related
- 2002-12-06 PL PL369136A patent/PL206696B1/pl unknown
- 2002-12-06 PT PT02796580T patent/PT1466095E/pt unknown
- 2002-12-06 AU AU2002361984A patent/AU2002361984B2/en not_active Ceased
- 2002-12-06 NZ NZ533401A patent/NZ533401A/en not_active IP Right Cessation
- 2002-12-06 DE DE50211489T patent/DE50211489D1/de not_active Expired - Lifetime
- 2002-12-09 AR ARP020104754A patent/AR037752A1/es not_active Application Discontinuation
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2004
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI414668B (zh) * | 2007-05-07 | 2013-11-11 | Ericsson Telefon Ab L M | 用於在縱向方向上經分割之長型結構之基礎片段、中間片段與終端片段及其組裝製造方法 |
CN113056603A (zh) * | 2018-09-28 | 2021-06-29 | 通用电气公司 | 用于制造带有嵌入的增强感测元件的风力涡轮塔架结构的方法 |
CN113056603B (zh) * | 2018-09-28 | 2024-08-23 | 通用电气可再生能源西班牙有限公司 | 用于制造带有嵌入的增强感测元件的风力涡轮塔架结构的方法 |
Also Published As
Publication number | Publication date |
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US20050091938A1 (en) | 2005-05-05 |
DE10160306A1 (de) | 2003-06-26 |
KR20050005401A (ko) | 2005-01-13 |
AU2002361984A1 (en) | 2003-06-17 |
JP2005511956A (ja) | 2005-04-28 |
NO20042858L (no) | 2004-07-06 |
KR100607976B1 (ko) | 2006-08-02 |
CN1311162C (zh) | 2007-04-18 |
PT1466095E (pt) | 2008-02-06 |
WO2003048570A1 (de) | 2003-06-12 |
WO2003048570A8 (de) | 2004-12-09 |
CA2469060C (en) | 2008-06-03 |
IS2523B (is) | 2009-07-15 |
US7549264B2 (en) | 2009-06-23 |
PL369136A1 (en) | 2005-04-18 |
CA2469060A1 (en) | 2003-06-12 |
EP1466095B1 (de) | 2008-01-02 |
JP4615220B2 (ja) | 2011-01-19 |
IS7295A (is) | 2004-06-03 |
ES2295445T3 (es) | 2008-04-16 |
BR0214732B1 (pt) | 2011-05-31 |
NZ533401A (en) | 2005-12-23 |
PL206696B1 (pl) | 2010-09-30 |
ATE382791T1 (de) | 2008-01-15 |
DK1466095T3 (da) | 2008-03-31 |
DE50211489D1 (de) | 2008-02-14 |
AR037752A1 (es) | 2004-12-01 |
NO327640B1 (no) | 2009-09-07 |
BR0214732A (pt) | 2004-09-14 |
DE10160306B4 (de) | 2004-01-15 |
EP1466095A1 (de) | 2004-10-13 |
AU2002361984B2 (en) | 2005-09-01 |
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